1) See all the orange areas, and the blue (flooded) passage? All part of my original map. What happened was that TSR didn't have time to redraw my original faint pencil maps (with my tiny handwriting all over them), so Dave Sutherland donated some of his... #realmslore

2) ...gigantic rooms Empire of the Petal Throne campaign maps, and stuck them in all around the edges. Yes, the other nine levels of "my original" Undermountain never got published, but I submitted them so TSR owns them, so I can't publish them elsewhere now. #realmslore